package com.softeem.springcloud.controller;

import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import com.softeem.springcloud.pojo.Dept;
import com.softeem.springcloud.service.DeptService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.List;

/**
 * @program: springcloud
 * @author: zcp_will
 * @create: 2020-09-16 21:05
 * @description
 **/
//踢动restfull服务
@RestController
public class DeptController {

    @Autowired
    private DeptService deptService;

    //配置熔断机制
    //fallbackMethod：失败后调用的方法名
    @HystrixCommand(fallbackMethod = "hystrixGet")
    @GetMapping("/dept/get/{id}")
    public Dept get(@PathVariable("id") int id){
        Dept dept = deptService.quaryDept(id);
        if(dept==null){
            throw new RuntimeException("id=>"+id+"，不存在该用户，或者信息无法找到");
        }
        return dept;
    }

    //备选方案
    public Dept hystrixGet(@PathVariable("id") int id){
        return new Dept()
                .setDeptno(id)
                .setDname("id=>"+id+"没有对象信息，null--@Hystrix")
                .setDb_source("no this database in MySql");
    }
}
